{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002765","490:4900001428","490:4900004569","490:4900001203","490:4900003334","490:4900001723","490:4900003077","490:4900002163","490:4900003875","490:4900001587","490:4900002912","490:4900003485","490:4900001589","490:4900004299","487:4870001870","490:4900002481","490:4900002489","490:4900001292","496:4960011549","490:4900003327","490:4900001294","487:4870006742","494:4940007612","466:4660013357","487:4870007766"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,496,490,490,487,494,466,487],"twin_sims":[0.5813117720583607,0.5433650458364333,0.5273655044342892,0.5044437939339271,0.4497171065517605,0.4253348299041475,0.4197498405728601,0.41465214634034314,0.41048213884400686,0.4083141068393264,0.4078560727818198,0.3985457741931402,0.3952415190411175,0.38559865439403024,0.3553750536143436,0.34292513870119795,0.3359840277653377,0.33017839380253144,0.3296257038710563,0.32724171021475207,0.31997399536559906,0.31792163773913923,0.3046052706549216,0.29859165660623527,0.29695275740221583],"twin_dists":[0.1352776117586816,0.143447992028363,0.14692029939257156,0.15193637152448497,0.1641909970298443,0.16982087060173534,0.17112868466217387,0.17232884287237163,0.1733153366172445,0.17382995733088316,0.17393883383606498,0.1761639032865195,0.176959244409648,0.17929813451054477,0.1868190719326569,0.19001157783380893,0.1918182124216077,0.19334487668022507,0.19349097580406535,0.19412271505289613,0.19606450269306777,0.19661730749672485,0.20025437577011293,0.20192691625536197,0.20238614503509275],"n_dims_used":45,"mean_confidence":0.9142593383789063},"coverage":{"mean_confidence":0.9142593383789063,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}